---- Minecraft Crash Report ---- // This doesn't make any sense! Time: 10/01/18 20:57 Description: Ticking entity java.lang.IllegalArgumentException: Cannot get property bct{name=open, clazz=class java.lang.Boolean, values=[true, false]} as it does not exist in bci{block=minecraft:air, properties=[]} at bci$a.c(SourceFile:144) at abv.f(SourceFile:27) at abt.b(SourceFile:40) at ace.a(SourceFile:136) at ace.a(SourceFile:83) at aaq.cF(SourceFile:643) at aap.l(SourceFile:1891) at aaq.l(SourceFile:503) at aie.l(SourceFile:42) at ait.l(SourceFile:217) at aap.G_(SourceFile:1746) at aaq.G_(SourceFile:283) at aie.G_(SourceFile:47) at asf.a(SourceFile:1565) at ro.a(SourceFile:704) at asf.h(SourceFile:1541) at asf.l(SourceFile:1423) at ro.l(SourceFile:537) at net.minecraft.server.MinecraftServer.w(SourceFile:681) at net.minecraft.server.MinecraftServer.v(SourceFile:606) at cmj.v(SourceFile:152) at net.minecraft.server.MinecraftServer.run(SourceFile:511) at java.lang.Thread.run(Thread.java:745) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Thread: Server thread Stacktrace: at bci$a.c(SourceFile:144) at abv.f(SourceFile:27) at abt.b(SourceFile:40) at ace.a(SourceFile:136) at ace.a(SourceFile:83) at aaq.cF(SourceFile:643) at aap.l(SourceFile:1891) at aaq.l(SourceFile:503) at aie.l(SourceFile:42) at ait.l(SourceFile:217) at aap.G_(SourceFile:1746) at aaq.G_(SourceFile:283) at aie.G_(SourceFile:47) at asf.a(SourceFile:1565) at ro.a(SourceFile:704) at asf.h(SourceFile:1541) -- Entity being ticked -- Details: Entity Type: minecraft:zombie (ait) Entity ID: 2498 Entity Name: Zombie Entity's Exact location: 192.50, 66.00, 19.56 Entity's Block location: World: (192,66,19), Chunk: (at 0,4,3 in 12,1; contains blocks 192,0,16 to 207,255,31), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511) Entity's Momentum: 0.00, -0.08, 0.03 Entity's Passengers: [] Entity's Vehicle: ~~ERROR~~ NullPointerException: null Stacktrace: at asf.l(SourceFile:1423) at ro.l(SourceFile:537) -- Affected level -- Details: Level name: 18w02a All players: 1 total; [rq['DelboyDylan'/158, l='18w02a', x=192.07, y=66.00, z=22.95]] Chunk stats: ServerChunkCache: 625 Drop: 0 Level seed: -6549889454106593879 Level generator: ID 00 - default, ver 1. Features enabled: true Level generator options: Level spawn location: World: (196,64,16), Chunk: (at 4,4,0 in 12,1; contains blocks 192,0,16 to 207,255,31), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511) Level time: 22049 game time, 18691 day time Level dimension: 0 Level storage version: 0x04ABD - Anvil Level weather: Rain time: 47318 (now: false), thunder time: 26803 (now: false) Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true Stacktrace: at net.minecraft.server.MinecraftServer.w(SourceFile:681) at net.minecraft.server.MinecraftServer.v(SourceFile:606) at cmj.v(SourceFile:152) at net.minecraft.server.MinecraftServer.run(SourceFile:511) at java.lang.Thread.run(Thread.java:745) -- System Details -- Details: Minecraft Version: 18w02a Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_25, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 57529368 bytes (54 MB) / 318767104 bytes (304 MB) up to 1073741824 bytes (1024 MB) JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95 Profiler Position: N/A (disabled) Player Count: 1 / 8; [rq['DelboyDylan'/158, l='18w02a', x=192.07, y=66.00, z=22.95]] Data Packs: vanilla Type: Integrated Server (map_client.txt) Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.